! Started logfile: .//J1951+0134_X_20180530_dfm.log on Sun Jul 8 13:46:53 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J1951+0134_X_20180530_uva.fits ! Reading UV FITS file: .//J1951+0134_X_20180530_uva.fits ! AN table 1: 22 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.839394 visibilities/baseline/integration-bin. ! Found source: J1951+0134 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 6648 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1951+0134_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001282Jy sigma=24.880188 ! Fit after self-cal, rms=0.824229Jy sigma=20.412144 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7591 mas, bmaj=1.98 mas, bpa=-0.4715 degrees ! Estimated noise=0.533292 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.134864 Jy ! Component: 100 - total flux cleaned = 0.164889 Jy ! Total flux subtracted in 100 components = 0.164889 Jy ! Clean residual min=-0.004924 max=0.010279 Jy/beam ! Clean residual mean=-0.000002 rms=0.001301 Jy/beam ! Combined flux in latest and established models = 0.164889 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.164889 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.041335Jy sigma=0.839353 ! Fit after self-cal, rms=0.041314Jy sigma=0.839124 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010306 Jy ! Component: 100 - total flux cleaned = 0.0149776 Jy ! Total flux subtracted in 100 components = 0.0149776 Jy ! Clean residual min=-0.004459 max=0.005638 Jy/beam ! Clean residual mean=0.000001 rms=0.000925 Jy/beam ! Combined flux in latest and established models = 0.179866 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.179866 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.038204Jy sigma=0.744407 ! Fit after self-cal, rms=0.038161Jy sigma=0.743571 ! Inverting map ! Added new window around map position (-2.2, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00428671 Jy ! Component: 100 - total flux cleaned = 0.00533781 Jy ! Total flux subtracted in 100 components = 0.00533781 Jy ! Clean residual min=-0.004480 max=0.004258 Jy/beam ! Clean residual mean=0.000002 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.185204 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 17 components and 0.185204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037655Jy sigma=0.726164 ! Fit after self-cal, rms=0.037570Jy sigma=0.724081 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.909 mas, bmaj=2.239 mas, bpa=0.1043 degrees ! Estimated noise=0.358077 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00213052 Jy ! Component: 100 - total flux cleaned = 0.00245508 Jy ! Component: 150 - total flux cleaned = 0.0025456 Jy ! Component: 200 - total flux cleaned = 0.00250389 Jy ! Total flux subtracted in 200 components = 0.00250389 Jy ! Clean residual min=-0.003630 max=0.003861 Jy/beam ! Clean residual mean=0.000005 rms=0.000773 Jy/beam ! Combined flux in latest and established models = 0.187708 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 27 components and 0.187708 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037420Jy sigma=0.718750 ! Fit after self-cal, rms=0.037405Jy sigma=0.718475 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.909 x 2.239 at 0.1043 degrees (North through East) ! Clean map min=-0.003366 max=0.17274 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.03 HN 0.97 KP 0.99 ! LA 1.00 MK 0.97 NL 1.04 OV 0.95 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.03 HN 0.98 KP 0.99 ! LA 1.01 MK 0.95 NL 1.04 OV 0.97 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.06 HN 0.96 KP 0.97 ! LA 1.01 MK 0.99 NL 1.03 OV 0.95 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 HN 0.94 KP 0.98 ! LA 1.03 MK 1.00 NL 1.02 OV 0.97 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.06 HN 0.99 KP 1.01 ! LA 1.02 MK 1.06 NL 1.05 OV 0.97 ! PT 1.03 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 HN 1.00 KP 1.01 ! LA 1.03 MK 1.06 NL 1.08 OV 0.99 ! PT 1.02 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.07 HN 1.01 KP 1.01 ! LA 1.00 MK 1.06 NL 1.06 OV 0.97 ! PT 1.01 SC 1.08 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.07 HN 1.01 KP 1.01 ! LA 1.00 MK 1.06 NL 1.09 OV 0.99 ! PT 1.02 SC 1.06 ! ! ! Fit before self-cal, rms=0.037405Jy sigma=0.718475 ! Fit after self-cal, rms=0.036436Jy sigma=0.671819 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9138 mas, bmaj=2.234 mas, bpa=0.1211 degrees ! Estimated noise=0.358842 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00043675 Jy ! Component: 100 - total flux cleaned = -0.000248755 Jy ! Component: 150 - total flux cleaned = -0.000168893 Jy ! Component: 200 - total flux cleaned = -0.000120387 Jy ! Total flux subtracted in 200 components = -0.000120387 Jy ! Clean residual min=-0.001245 max=0.001136 Jy/beam ! Clean residual mean=-0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.187588 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 39 components and 0.187588 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036382Jy sigma=0.670540 ! Fit after self-cal, rms=0.036381Jy sigma=0.670356 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036381Jy sigma=0.670356 ! Fit after self-cal, rms=0.036407Jy sigma=0.670202 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9134 mas, bmaj=2.233 mas, bpa=0.104 degrees ! Estimated noise=0.358882 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000150769 Jy ! Component: 100 - total flux cleaned = 2.56152e-06 Jy ! Component: 150 - total flux cleaned = 7.04029e-05 Jy ! Component: 200 - total flux cleaned = 0.000106415 Jy ! Total flux subtracted in 200 components = 0.000106415 Jy ! Clean residual min=-0.001125 max=0.001078 Jy/beam ! Clean residual mean=-0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.187694 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 50 components and 0.187694 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036384Jy sigma=0.669752 ! Fit after self-cal, rms=0.036382Jy sigma=0.669693 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000135076 Jy ! Component: 100 - total flux cleaned = -0.00010337 Jy ! Component: 150 - total flux cleaned = -6.67077e-05 Jy ! Component: 200 - total flux cleaned = -3.46398e-05 Jy ! Total flux subtracted in 200 components = -3.46398e-05 Jy ! Clean residual min=-0.001118 max=0.001047 Jy/beam ! Clean residual mean=-0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.187659 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 0.187659 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036373Jy sigma=0.669531 ! Fit after self-cal, rms=0.036372Jy sigma=0.669509 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036372Jy sigma=0.669509 ! Fit after self-cal, rms=0.036398Jy sigma=0.669373 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9129 mas, bmaj=2.231 mas, bpa=0.0989 degrees ! Estimated noise=0.358983 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.62848e-06 Jy ! Component: 100 - total flux cleaned = 0.000105323 Jy ! Component: 150 - total flux cleaned = 0.000172995 Jy ! Component: 200 - total flux cleaned = 0.000205804 Jy ! Total flux subtracted in 200 components = 0.000205804 Jy ! Clean residual min=-0.001098 max=0.001034 Jy/beam ! Clean residual mean=-0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.187865 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 55 components and 0.187865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036385Jy sigma=0.669182 ! Fit after self-cal, rms=0.036385Jy sigma=0.669157 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.68815e-05 Jy ! Component: 100 - total flux cleaned = -6.1693e-05 Jy ! Component: 150 - total flux cleaned = -4.12224e-05 Jy ! Component: 200 - total flux cleaned = -2.24271e-05 Jy ! Total flux subtracted in 200 components = -2.24271e-05 Jy ! Clean residual min=-0.001097 max=0.001031 Jy/beam ! Clean residual mean=-0.000001 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.187843 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 57 components and 0.187843 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036380Jy sigma=0.669077 ! Fit after self-cal, rms=0.036380Jy sigma=0.669069 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036380Jy sigma=0.669069 ! Fit after self-cal, rms=0.036403Jy sigma=0.668987 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.181 mas, bmaj=3.392 mas, bpa=-3.202 degrees ! Estimated noise=0.463631 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000403785 Jy ! Component: 100 - total flux cleaned = 0.00044089 Jy ! Component: 150 - total flux cleaned = 0.000455059 Jy ! Component: 200 - total flux cleaned = 0.000460952 Jy ! Total flux subtracted in 200 components = 0.000460952 Jy ! Clean residual min=-0.001393 max=0.001202 Jy/beam ! Clean residual mean=-0.000001 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.188304 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 65 components and 0.188304 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036392Jy sigma=0.668964 ! Fit after self-cal, rms=0.036391Jy sigma=0.668951 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.31867e-05 Jy ! Component: 100 - total flux cleaned = -4.07694e-05 Jy ! Component: 150 - total flux cleaned = -5.53337e-05 Jy ! Component: 200 - total flux cleaned = -5.5215e-05 Jy ! Total flux subtracted in 200 components = -5.5215e-05 Jy ! Clean residual min=-0.001382 max=0.001188 Jy/beam ! Clean residual mean=-0.000001 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.188248 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 67 components and 0.188248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036390Jy sigma=0.668945 ! Fit after self-cal, rms=0.036390Jy sigma=0.668935 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9123 mas, bmaj=2.23 mas, bpa=0.09933 degrees ! Estimated noise=0.359073 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9123 x 2.23 at 0.09933 degrees (North through East) ! Clean map min=-0.00097762 max=0.17336 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7616 mas, bmaj=1.969 mas, bpa=-0.4066 degrees ! Estimated noise=0.535938 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.135504 Jy ! Component: 100 - total flux cleaned = 0.165796 Jy ! Component: 150 - total flux cleaned = 0.176191 Jy ! Component: 200 - total flux cleaned = 0.180999 Jy ! Total flux subtracted in 200 components = 0.180999 Jy ! Clean residual min=-0.001732 max=0.002346 Jy/beam ! Clean residual mean=-0.000001 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.180999 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.180999 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9123 mas, bmaj=2.23 mas, bpa=0.09933 degrees ! Estimated noise=0.359073 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00336971 Jy ! Component: 100 - total flux cleaned = 0.00502238 Jy ! Component: 150 - total flux cleaned = 0.00594422 Jy ! Component: 200 - total flux cleaned = 0.00652319 Jy ! Total flux subtracted in 200 components = 0.00652319 Jy ! Clean residual min=-0.001121 max=0.001160 Jy/beam ! Clean residual mean=-0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.187522 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 0.187522 Jy ! Inverting map ! Added new window around map position (38.4, -50). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000535619 Jy ! Component: 100 - total flux cleaned = 0.000431121 Jy ! Component: 150 - total flux cleaned = 0.000348315 Jy ! Component: 200 - total flux cleaned = 0.000327861 Jy ! Total flux subtracted in 200 components = 0.000327861 Jy ! Clean residual min=-0.001077 max=0.001062 Jy/beam ! Clean residual mean=-0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.18785 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 40 components and 0.18785 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.181 mas, bmaj=3.392 mas, bpa=-3.202 degrees ! Estimated noise=0.463631 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000283902 Jy ! Component: 100 - total flux cleaned = 0.000357916 Jy ! Component: 150 - total flux cleaned = 0.000409524 Jy ! Component: 200 - total flux cleaned = 0.000443758 Jy ! Total flux subtracted in 200 components = 0.000443758 Jy ! Clean residual min=-0.001020 max=0.001035 Jy/beam ! Clean residual mean=-0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.188293 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.05624e-05 Jy ! Component: 100 - total flux cleaned = 5.83913e-05 Jy ! Component: 150 - total flux cleaned = 6.68561e-05 Jy ! Component: 200 - total flux cleaned = 8.23518e-05 Jy ! Total flux subtracted in 200 components = 8.23518e-05 Jy ! Clean residual min=-0.000991 max=0.001013 Jy/beam ! Clean residual mean=-0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.188376 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.188376 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9123 mas, bmaj=2.23 mas, bpa=0.09933 degrees ! Estimated noise=0.359073 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000104026 Jy ! Component: 100 - total flux cleaned = 0.000130924 Jy ! Component: 150 - total flux cleaned = 0.000142911 Jy ! Component: 200 - total flux cleaned = 0.000142961 Jy ! Total flux subtracted in 200 components = 0.000142961 Jy ! Clean residual min=-0.001035 max=0.001077 Jy/beam ! Clean residual mean=-0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.188519 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 0.188519 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.036358Jy sigma=0.667906 ! Fit after self-cal, rms=0.036362Jy sigma=0.667718 wmodel J1951+0134_X_map.mod ! Writing 69 model components to file: J1951+0134_X_map.mod wobs J1951+0134_X_uvs.fits ! Writing UV FITS file: J1951+0134_X_uvs.fits wwins J1951+0134_X_map.win ! wwins: Wrote 3 windows to J1951+0134_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000129594 Jy ! Component: 100 - total flux cleaned = 0.000301135 Jy ! Component: 150 - total flux cleaned = 0.000446088 Jy ! Component: 200 - total flux cleaned = 0.00049266 Jy ! Component: 250 - total flux cleaned = 0.000463607 Jy ! Component: 300 - total flux cleaned = 0.00046387 Jy ! Component: 350 - total flux cleaned = 0.000463791 Jy ! Component: 400 - total flux cleaned = 0.000450086 Jy ! Component: 450 - total flux cleaned = 0.000502228 Jy ! Component: 500 - total flux cleaned = 0.000527483 Jy ! Component: 550 - total flux cleaned = 0.00056458 Jy ! Component: 600 - total flux cleaned = 0.000625403 Jy ! Component: 650 - total flux cleaned = 0.000684917 Jy ! Component: 700 - total flux cleaned = 0.000720109 Jy ! Component: 750 - total flux cleaned = 0.000765971 Jy ! Component: 800 - total flux cleaned = 0.000788382 Jy ! Component: 850 - total flux cleaned = 0.000788548 Jy ! Component: 900 - total flux cleaned = 0.000799566 Jy ! Component: 950 - total flux cleaned = 0.000831689 Jy ! Component: 1000 - total flux cleaned = 0.000842052 Jy ! Component: 1050 - total flux cleaned = 0.000821392 Jy ! Component: 1100 - total flux cleaned = 0.000852096 Jy ! Component: 1150 - total flux cleaned = 0.000832302 Jy ! Component: 1200 - total flux cleaned = 0.000852217 Jy ! Component: 1250 - total flux cleaned = 0.000842564 Jy ! Component: 1300 - total flux cleaned = 0.000871429 Jy ! Component: 1350 - total flux cleaned = 0.000880782 Jy ! Component: 1400 - total flux cleaned = 0.000871479 Jy ! Component: 1450 - total flux cleaned = 0.00085309 Jy ! Component: 1500 - total flux cleaned = 0.000853291 Jy ! Component: 1550 - total flux cleaned = 0.000889284 Jy ! Component: 1600 - total flux cleaned = 0.000880487 Jy ! Component: 1650 - total flux cleaned = 0.000889266 Jy ! Component: 1700 - total flux cleaned = 0.000872064 Jy ! Component: 1750 - total flux cleaned = 0.000914975 Jy ! Component: 1800 - total flux cleaned = 0.000940351 Jy ! Component: 1850 - total flux cleaned = 0.000948644 Jy ! Component: 1900 - total flux cleaned = 0.000948693 Jy ! Component: 1950 - total flux cleaned = 0.000981647 Jy ! Component: 2000 - total flux cleaned = 0.00101394 Jy ! Component: 2050 - total flux cleaned = 0.000997817 Jy ! Component: 2100 - total flux cleaned = 0.000989954 Jy ! Component: 2150 - total flux cleaned = 0.00101335 Jy ! Component: 2200 - total flux cleaned = 0.000997928 Jy ! Component: 2250 - total flux cleaned = 0.00103634 Jy ! Component: 2300 - total flux cleaned = 0.00101356 Jy ! Component: 2350 - total flux cleaned = 0.00103615 Jy ! Component: 2400 - total flux cleaned = 0.00101381 Jy ! Component: 2450 - total flux cleaned = 0.00102874 Jy ! Component: 2500 - total flux cleaned = 0.00102873 Jy ! Component: 2550 - total flux cleaned = 0.00101412 Jy ! Component: 2600 - total flux cleaned = 0.00100694 Jy ! Component: 2650 - total flux cleaned = 0.00102141 Jy ! Component: 2700 - total flux cleaned = 0.00101429 Jy ! Component: 2750 - total flux cleaned = 0.00101425 Jy ! Component: 2800 - total flux cleaned = 0.00102822 Jy ! Component: 2850 - total flux cleaned = 0.00100041 Jy ! Component: 2900 - total flux cleaned = 0.000993492 Jy ! Component: 2950 - total flux cleaned = 0.000979825 Jy ! Component: 3000 - total flux cleaned = 0.00097309 Jy ! Component: 3050 - total flux cleaned = 0.000925948 Jy ! Component: 3100 - total flux cleaned = 0.000959462 Jy ! Component: 3150 - total flux cleaned = 0.000926229 Jy ! Component: 3200 - total flux cleaned = 0.000932884 Jy ! Component: 3250 - total flux cleaned = 0.000926294 Jy ! Component: 3300 - total flux cleaned = 0.000926321 Jy ! Component: 3350 - total flux cleaned = 0.000906939 Jy ! Component: 3400 - total flux cleaned = 0.000894064 Jy ! Component: 3450 - total flux cleaned = 0.000887743 Jy ! Component: 3500 - total flux cleaned = 0.000875054 Jy ! Component: 3550 - total flux cleaned = 0.000894006 Jy ! Component: 3600 - total flux cleaned = 0.000868938 Jy ! Component: 3650 - total flux cleaned = 0.000862727 Jy ! Component: 3700 - total flux cleaned = 0.000862679 Jy ! Component: 3750 - total flux cleaned = 0.000850419 Jy ! Component: 3800 - total flux cleaned = 0.000826009 Jy ! Component: 3850 - total flux cleaned = 0.000844237 Jy ! Component: 3900 - total flux cleaned = 0.000808014 Jy ! Component: 3950 - total flux cleaned = 0.000807996 Jy ! Component: 4000 - total flux cleaned = 0.000802034 Jy ! Component: 4050 - total flux cleaned = 0.00079015 Jy ! Total flux subtracted in 4096 components = 0.000772407 Jy ! Clean residual min=-0.000355 max=0.000349 Jy/beam ! Clean residual mean=-0.000001 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.189291 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 357 components and 0.189291 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1951+0134_X_20180530_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9123 x 2.23 at 0.09933 degrees (North through East) ! Clean map min=-0.0011999 max=0.174 Jy/beam ! Writing clean map to FITS file: .//J1951+0134_X_20180530_map.fits wmodel .//J1951+0134_X_20180530_map.mod ! Writing 357 model components to file: .//J1951+0134_X_20180530_map.mod wobs .//J1951+0134_X_20180530_uvs.fits ! Writing UV FITS file: .//J1951+0134_X_20180530_uvs.fits wwins .//J1951+0134_X_20180530_map.win ! wwins: Wrote 4 windows to .//J1951+0134_X_20180530_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.173997 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000100308 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.172948 0.172948 0.345896 0.691791 1.38358 2.76717 5.53433 11.0687 22.1373 44.2746 88.5493 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.173 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1734.63 quit ! Quitting program ! Log file .//J1951+0134_X_20180530_dfm.log closed on Sun Jul 8 13:46:57 2018